A scatter plot of exoplanet mass against red giant host star radius demonstrates an interesting positive trend: larger stars have more massive planets. This implies that the evolution of a star towards a red giant affects the masses of planets in the system.
@article{arxiv.1809.09099,
title = {A Planetary Mass and Stellar Radius Relationship for Exoplanets Orbiting Red Giants},
author = {Jonathan H. Jiang and Sheldon Zhu},
journal= {arXiv preprint arXiv:1809.09099},
year = {2021}
}